@misc{prado_speek_membranes_2004, 
author={Prado, L.A.S.de A.,Ponce, M.L.,Pereira-Nunes, S.,Willumeit, R.,Haramus, V.,Goerigk, G.,Schulte, K.},
title={SPEEK Membranes Containing Phosphotungstic Acid: Analysis of the Effect of the Inorganic Filler on the Distribution of the Heteropolyacid},
year={2004},
howpublished = {report part},
note = {Online available at: \url{} (DOI). Prado, L.; Ponce, M.; Pereira-Nunes, S.; Willumeit, R.; Haramus, V.; Goerigk, G.; Schulte, K.: SPEEK Membranes Containing Phosphotungstic Acid: Analysis of the Effect of the Inorganic Filler on the Distribution of the Heteropolyacid. In: HASYLAB Annual Report 2003, Part 1. 2004. 961-962.}}